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BOSTON MARATHON 2024

Alexandra Casciato

Bib: 25709•F

MA

0:00
0:00
/ mi
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Overall
#0 / 25550
Gender (Female)
#0 / 10924
Division (F18-39)
#0 / 4660
Race Day Weather
55°/45°F
scattered clouds

⏱️ Race Timeline

Start
0:00:00
Race begins
5K· 3.11 mi
28:14
Rank: #20416
Start → 5K
28:14 | 9:05/mi
10K· 6.21 mi
53:33
Rank: #18174 (+2242)
5K → 10K
25:19 | 8:09/mi
15K· 9.32 mi
1:18:51
Rank: #16856 (+1318)
10K → 15K
25:19 | 8:09/mi
20K· 12.43 mi
1:45:57
Rank: #16563 (+293)
15K → 20K
27:06 | 8:43/mi
Half· 13.11 mi
1:52:06
Rank: #16671 (-108)
20K → Half
6:09 | 9:01/mi
25K· 15.53 mi
2:13:57
Rank: #16420 (+251)
Half → 25K
21:51 | 9:01/mi
30K· 18.64 mi
2:44:08
Rank: #16428 (-8)
25K → 30K
30:11 | 9:43/mi
20M
2:57:54
Rank: #16469 (-41)
30K → 20M
13:46 | 10:08/mi
21M
3:08:01
Rank: #16319 (+150)
20M → 21M
10:07 | 10:08/mi
35K· 21.75 mi
3:14:52
Rank: #16223 (+96)
21M → 35K
6:51 | 9:09/mi
23M
3:27:01
Rank: #16112 (+111)
35K → 23M
12:09 | 9:42/mi
24M
3:36:42
Rank: #16053 (+59)
23M → 24M
9:42 | 9:42/mi
40K· 24.85 mi
3:45:00
Rank: #15950 (+103)
24M → 40K
8:18 | 9:42/mi
25.2M
3:48:51
Rank: #15939 (+11)
40K → 25.2M
3:51 | 11:10/mi
Finish· 26.22 mi
3:57:42
Rank: #15793 (+146)
25.2M → Finish
8:51 | 8:41/mi

The Course

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Half Splits

1st Half· via HalfFaster
Distance13.11 mi
Time1:52:06
Pace8:33 /mi
2nd Half
Distance13.11 mi
Time2:05:36
Pace9:35 /mi
📊Positive Split: 12.0% slower second half

Checkpoint Splits

CheckpointDistanceTime of DayTimeAvg PaceSegment TimeSegment PaceDiff
5K
3.11 mi11:43:5228:149:0528:14
9:05
-
10K
6.21 mi12:09:1153:338:3725:19
8:09
-0:56
15K
9.32 mi12:34:291:18:518:2825:19
8:09
0:00
20K
12.43 mi13:01:351:45:578:3227:06
8:43
+0:34
Half
13.11 mi13:07:441:52:068:336:09
9:01
+0:18
25K
15.53 mi13:29:352:13:578:3721:51
9:01
0:00
30K
18.64 mi13:59:462:44:088:4830:11
9:43
+0:42
20M
20.00 mi14:13:322:57:548:5413:46
10:08
+0:25
21M
21.00 mi14:23:393:08:018:5710:07
10:08
0:00
35K
21.75 mi14:30:303:14:528:586:51
9:09
-0:59
23M
23.00 mi14:42:393:27:019:0012:09
9:42
+0:33
24M
24.00 mi14:52:203:36:429:029:42
9:42
0:00
40K
24.85 mi15:00:383:45:009:038:18
9:42
0:00
25.2M
25.20 mi15:04:293:48:519:053:51
11:10
+1:28
Finish
26.22 mi15:13:203:57:429:048:51
8:41
-2:29

Checkpoints & Pacing

📈Pace Line

Pace Progression

Track your pace changes throughout the race. Dot colors mark your quickest to easiest segments, relative to your own pace.

Fastest Pace

8:09 /mi

Average Pace

9:04 /mi

Slowest Pace

11:10 /mi

Loading chart...
Fastest
Middle
Slowest
Average

📊Segments

Segment Time Comparison

Time at Faster Pace

1:26:34

36% of race

Time at Steady Pace

1:03:05

27% of race

Time at Slower Pace

1:28:03

37% of race

Average Pace: 9:04 /mi

Loading chart...
Faster pace (< avg)
Steady pace (≈ avg)
Slower pace (> avg)

🎨Heatmap

Pace Heatmap

Where you sped up and eased off relative to your own pace across the race. Colors are relative to your own range, not to other runners.

Loading...
0mi6.6mi13.1mi19.7mi26.2mi
Pace:
Faster
Steady
Slower

Click or hover over segments to see details

✨Sparklines

Checkpoint Splits with Pace Trends

Overall Pace Trend

CheckpointDistanceTime of DayTimeAvg PaceSegmentPaceTrendRank
5K
3.11 mi11:43:5228:149:0528:14
9:05
#20416
10K
6.21 mi12:09:1153:338:3725:19
8:09
#18174
15K
9.32 mi12:34:291:18:518:2825:19
8:09
#16856
20K
12.43 mi13:01:351:45:578:3227:06
8:43
#16563
Half
13.11 mi13:07:441:52:068:336:09
9:01
#16671
25K
15.53 mi13:29:352:13:578:3721:51
9:01
#16420
30K
18.64 mi13:59:462:44:088:4830:11
9:43
#16428
20M
20.00 mi14:13:322:57:548:5413:46
10:08
#16469
21M
21.00 mi14:23:393:08:018:5710:07
10:08
#16319
35K
21.75 mi14:30:303:14:528:586:51
9:09
#16223
23M
23.00 mi14:42:393:27:019:0012:09
9:42
#16112
24M
24.00 mi14:52:203:36:429:029:42
9:42
#16053
40K
24.85 mi15:00:383:45:009:038:18
9:42
#15950
25.2M
25.20 mi15:04:293:48:519:053:51
11:10
#15939
Finish
26.22 mi15:13:203:57:429:048:51
8:41
#15793
Faster pace
Steady pace
Slower pace
Est.Checkpoint not recorded (estimated)
~Segment time uses estimated prior

Checkpoint and Segment Rankings

CheckpointDistanceSeg. DistOverallFemalesF18-39Seg. OverallSeg. FemalesSeg. F18-39
5K3.11 mi3.11 mi204168099809914375(Top 56%)4596(Top 42%)4596(Top 99%)
10K6.21 mi3.10 mi18174+22426850+12496850+124915208(Top 60%)5053(Top 46%)5053(Top 108%)
15K9.32 mi3.11 mi16856+13186059+7916059+79114375(Top 56%)4596(Top 42%)4596(Top 99%)
20K12.43 mi3.11 mi16563+2935894+1655894+16515965(Top 62%)5567(Top 51%)5567(Top 119%)
Half13.11 mi0.68 mi16671-1085971-775971-7718282(Top 72%)6951(Top 64%)6951(Top 149%)
25K15.53 mi2.42 mi16420+2515853+1185853+11815576(Top 61%)5495(Top 50%)5495(Top 118%)
30K18.64 mi3.11 mi16428-85928-755928-7516306(Top 64%)6127(Top 56%)6127(Top 131%)
20M20.00 mi1.36 mi16469-415991-635991-6316887(Top 66%)6666(Top 61%)6666(Top 143%)
21M21.00 mi1.00 mi16319+1505932+595932+5913475(Top 53%)5033(Top 46%)5033(Top 108%)
35K21.75 mi0.75 mi16223+965904+285904+2814098(Top 55%)5379(Top 49%)5379(Top 115%)
23M23.00 mi1.25 mi16112+1115873+315873+3114326(Top 56%)5597(Top 51%)5597(Top 120%)
24M24.00 mi1.00 mi16053+595872+15872+115240(Top 60%)6082(Top 56%)6082(Top 131%)
40K24.85 mi0.85 mi15950+1035844+285844+2813883(Top 54%)5486(Top 50%)5486(Top 118%)
25.2M25.20 mi0.35 mi15939+115846-25846-215044(Top 59%)6053(Top 55%)6053(Top 130%)
Finish26.22 mi1.02 mi15793+1465797+495797+4912581(Top 49%)4767(Top 44%)4767(Top 102%)

Segment Performance Analysis

10K→15K

0.0 - 3.1 mi

Top 56%
×21stories
+97ft-345ft

Overall

14375

Females

4596

F18-39

4596

5K→10K

3.1 - 6.2 mi

Top 60%
×5stories
+79ft-138ft

Overall

15208

Females

5053

F18-39

5053

10K→15K

6.2 - 9.3 mi

Top 56%
×3stories
+67ft-78ft

Overall

14375

Females

4596

F18-39

4596

15K→20K

9.3 - 12.4 mi

Top 62%
×5stories
+106ft-86ft

Overall

15965

Females

5567

F18-39

5567

20K→Half

12.4 - 13.1 mi

Top 72%
×2stories
+19ft-37ft

Overall

18282

Females

6951

F18-39

6951

Half→25K

13.1 - 15.5 mi

Top 61%
×4stories
+66ft-88ft

Overall

15576

Females

5495

F18-39

5495

25K→30K

15.5 - 18.6 mi

Top 64%
×9stories
+181ft-148ft

Overall

16306

Females

6127

F18-39

6127

30K→20M

18.6 - 20.0 mi

Top 66%
×5stories
+64ft-50ft

Overall

16887

Females

6666

F18-39

6666

20M→21M

20.0 - 21.0 mi

Top 53%
×8stories
+106ft-24ft

Overall

13475

Females

5033

F18-39

5033

21M→35K

21.0 - 21.8 mi

Top 55%
×7stories
+17ft-86ft

Overall

14098

Females

5379

F18-39

5379

35K→23M

21.8 - 23.0 mi

Top 56%
×5stories
+23ft-63ft

Overall

14326

Females

5597

F18-39

5597

23M→24M

23.0 - 24.0 mi

Top 60%
×6stories
+12ft-82ft

Overall

15240

Females

6082

F18-39

6082

24M→40K

24.0 - 24.9 mi

Top 54%
×1story
+6ft-20ft

Overall

13883

Females

5486

F18-39

5486

40K→25.2M

24.9 - 25.2 mi

Top 59%
×1story
+13ft-16ft

Overall

15044

Females

6053

F18-39

6053

25.2M→Finish

25.2 - 26.2 mi

Top 49%
×2stories
+22ft-21ft

Overall

12581

Females

4767

F18-39

4767

Passing Analysis

Category:
Athletes Passed
5556
Passed By
933
Net Change
+4623
SegmentAthletes PassedPassed ByNet ChangeStart RankEnd Rank
Start → 5K----#20416
5K → 10K22431+2242#20416#18174
10K → 15K13213+1318#18174#16856
15K → 20K402109+293#16856#16563
20K → Half13121-108#16563#16671
Half → 25K34493+251#16671#16420
25K → 30K230238-8#16420#16428
30K → 20M112153-41#16428#16469
20M → 21M18333+150#16469#16319
21M → 35K11822+96#16319#16223
35K → 23M15544+111#16223#16112
23M → 24M11051+59#16112#16053
24M → 40K12825+103#16053#15950
40K → 25.2M4130+11#15950#15939
25.2M → Finish15610+146#15939#15793
TOTALS5556933+4623
📊

Passing Visuals

Category:
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🔥Passing Intensity

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🔄Passing Circle

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🌊Position Flow

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🏃Race Lanes

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Public Race Data

Boston Athletic Association

Boston Athletic Association

Mika Timing

Mika Timing